openflowplugin-impl/src/main/java/org/opendaylight/openflowplugin/impl/karaf/ShowStatsCommandProvider.java

   1 /*
   2  * Copyright (c) 2015 Cisco Systems, Inc. and others.  All rights reserved.
   3  *
   4  * This program and the accompanying materials are made available under the
   5  * terms of the Eclipse Public License v1.0 which accompanies this distribution,
   6  * and is available at http://www.eclipse.org/legal/epl-v10.html
   7  */
   8
   9 package org.opendaylight.openflowplugin.impl.karaf;
  10
  11 import java.io.PrintStream;
  12 import java.util.List;
  13 import org.apache.karaf.shell.commands.Command;
  14 import org.apache.karaf.shell.console.OsgiCommandSupport;
  15 import org.opendaylight.openflowplugin.api.openflow.statistics.ofpspecific.MessageIntelligenceAgency;
  16 import org.opendaylight.openflowplugin.impl.OpenFlowPluginProviderImpl;
  17
  18 @Command(scope = "ofp", name = "showStats", description = "Show openflow statistics.")
  19 public class ShowStatsCommandProvider extends OsgiCommandSupport {
  20
  21     @Override
  22     protected Object doExecute() throws Exception {
  23         PrintStream out = session.getConsole();
  24         final MessageIntelligenceAgency messageIntelligenceAgency =
  25                 OpenFlowPluginProviderImpl.getMessageIntelligenceAgency();
  26         final List<String> statistics = messageIntelligenceAgency.provideIntelligence();
  27         final StringBuilder result = new StringBuilder();
  28         for (String line : statistics) {
  29             result.append(line);
  30             result.append("\n");
  31         }
  32         out.print(result.toString());
  33         return null;
  34     }
  35 }